HILAIRE Thibault
Associate Professor
Team : PEQUAN
Tel: +33 1 44 27 87 73, Thibault.Hilaire (at) nulllip6.fr
https://perso.lip6.fr/Thibault.Hilaire
Team : PEQUAN
- Sorbonne Université - LIP6
Boîte courrier 169
Couloir 26-00, Étage 3, Bureau 322
4 place Jussieu
75252 PARIS CEDEX 05
FRANCE
Tel: +33 1 44 27 87 73, Thibault.Hilaire (at) nulllip6.fr
https://perso.lip6.fr/Thibault.Hilaire
Three past PhD students (2014 - 2024) at Sorbonne University
- 2024
- FERRO Quentin : Auto-ajustement de la précision et validation numérique.
- 2017
- LOZANOVA VOLKOVA Anastasia : Algorithmique de l'implementation fiable de filtres numériques.
- 2014
- LOPEZ Benoit : Implémentation optimale de filtre en arithmétique virgule fixe.
2005-2024 Publications
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2024
- Q. Ferro, S. Graillat, Th. Hilaire, F. Jézéquel : “Auto-ajustement de la précision grâce au logiciel PROMISE”, CANUM 2024, 46th National Congress on Numerical Analysis, Le-Bois-Plage-en-Ré, France (2024)
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2023
- Q. Ferro, S. Graillat, Th. Hilaire, F. Jézéquel : “Performance of precision auto-tuned neural networks”, MCSoC 2023 (16th IEEE International Symposium on Embedded Multicore/Manycore Systems-on-Chip), special session POAT (Performance Optimization and Auto-Tuning of Software on Multicore/Manycore Systems), Singapore, Singapore (2023)
- Q. Ferro, S. Graillat, Th. Hilaire, F. Jézéquel : “Precision Auto-Tuning of High-Performance Neural Networks”, European Conference on Numerical Mathematics and Advanced Applications (ENUMATH), minisymposium "Mixed Precision Computations in Theory and Practice", Lisbon, Portugal (2023)
- Q. Ferro, S. Graillat, Th. Hilaire, F. Jézéquel : “Precision auto-tuning using stochastic arithmetic”, 10th International Congress on Industrial and Applied Mathematics (ICIAM), minisymposium ``Exploring Arithmetic and Data Representation Beyond the Standard in HPC”, Tokyo, Japan (2023)
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2022
- Q. Ferro, S. Graillat, Th. Hilaire, F. Jézéquel, B. Lewandowski : “Neural Network Precision Tuning Using Stochastic Arithmetic”, RAIM 2022 : 13es Rencontres Arithmétique de l'Informatique Mathématique, Nantes, France (2022)
- Q. Ferro, S. Graillat, Th. Hilaire, F. Jézéquel, B. Lewandowski : “Neural Network Precision Tuning Using Stochastic Arithmetic”, NSV'22, 15th International Workshop on Numerical Software Verification,, Haifa, Israel (2022)
- Q. Ferro, S. Graillat, Th. Hilaire, F. Jézéquel, B. Lewandowski : “Neural Network Precision Tuning Using Stochastic Arithmetic”, Sparse Days conference, Saint-Girons, France (2022)
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2021
- F. Jézéquel, S. Sadat Hoseininasab, Th. Hilaire : “Numerical validation of half precision simulations”, RAIM (Rencontres Arithmétiques de l'Informatique Mathématique), Paris, France (2021)
- F. Jézéquel, S. Sadat Hoseininasab, Th. Hilaire : “Numerical validation of half precision simulations”, 1st Workshop on Code Quality and Security (CQS 2021) in conjunction with WorldCIST'21 (9th World Conference on Information Systems and Technologies), Terceira Island, Azores, Portugal (2021)
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2020
- S. Boldo, D. Gallois‑Wong, Th. Hilaire : “A Correctly-Rounded Fixed-Point-Arithmetic Dot-Product Algorithm”, ARITH 2020 - IEEE 27th Symposium on Computer Arithmetic, Portland, United States, pp. 9-16, (IEEE) (2020)
- A. Volkova, Th. Hilaire, Ch. Lauter : “Arithmetic approaches for rigorous design of reliable Fixed-Point LTI filters”, IEEE Transactions on Computers, vol. 69 (4), pp. 489-504, (Institute of Electrical and Electronics Engineers) (2020)
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2019
- Th. Hilaire, H. Ouzia, B. Lopez : “Optimal Word-Length Allocation for the Fixed-Point Implementation of Linear Filters and Controllers”, ARITH 2019 - IEEE 26th Symposium on Computer Arithmetic, Kyoto, Japan, pp. 175-182, (IEEE) (2019)
- A. Volkova, M. Istoan, F. De Dinechin, Th. Hilaire : “Towards Hardware IIR Filters Computing Just Right: Direct Form I Case Study”, IEEE Transactions on Computers, vol. 68 (4), pp. 597-608, (Institute of Electrical and Electronics Engineers) (2019)
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2018
- D. Gallois‑Wong, S. Boldo, Th. Hilaire : “A Coq formalization of digital filters”, CICM 2018 - 11th Conference on Intelligent Computer Mathematics, Intelligent Computer Mathematics, Hagenberg, Austria, pp. 87-103 (2018)
- F. Qureshi, A. Volkova, Th. Hilaire, J. Takala : “Multiplierless Processing Element for Non-Power-of-Two FFTs”, (2018)
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2017
- Th. Hilaire, A. Volkova : “Error analysis methods for the fixed-point implementation of linear systems”, 2017 IEEE International Workshop on Signal Processing Systems (SiPS), Lorient, France, (IEEE) (2017)
- F. Qureshi, J. Takala, A. Volkova, Th. Hilaire : “Multiplierless Unified Architecture for Mixed Radix−2/3/4 FFTs”, 25th European Signal Processing Conference, EUSIPCO 2017,, Kos island, Greece (2017)
- A. Volkova, Ch. Lauter, Th. Hilaire : “Reliable verification of digital implemented filters against frequency specifications”, 24th IEEE Symposium on Computer Arithmetic (ARITH 24), London, United Kingdom (2017)
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2016
- Th. Hilaire, A. Volkova, M. Ravoson : “Reliable fixed-point implementation of linear data-flows”, IEEE International Workshop on Signal Processing Systems (SiPS), Dallas, United States (2016)
- A. Volkova, Ch. Lauter, Th. Hilaire : “Computing the Worst-Case Peak Gain of Digital Filter in Interval Arithmetic”, 17th International Symposium on Scientific Computing, Computer Arithmetics and Verified Numerics., Uppsala, Sweden (2016)
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2015
- A. Volkova, Th. Hilaire : “FIXED-POINT IMPLEMENTATION OF LATTICE WAVE DIGITAL FILTER: COMPARISON AND ERROR ANALYSIS”, 23rd European Signal Processing Conference, EUSIPCO 2015, Nice, France (2015)
- A. Volkova, Th. Hilaire, Ch. Lauter : “Reliable evaluation of the Worst-Case Peak Gain matrix in multiple precision”, ARITH 22 - 22nd IEEE Symposium on Computer Arithmetic, Lyon, France, pp. 96-103, (IEEE) (2015)
- A. Volkova, Th. Hilaire, Ch. Lauter : “Determining fixed-point formats for a digital filter implementation using the worst-case peak gain measure”, 2015 49th Asilomar Conference on Signals, Systems and Computers, Pacific Grove, CA, United States, pp. 737-741, (IEEE) (2015)
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2014
- B. Lopez, Th. Hilaire, L.‑S. Didier : “Formatting bits to better implement signal processing algorithms”, 4th international Conference on Pervasive and Embedded Computing and Communication Systems (PECCS), Lisbon, Portugal, pp. 104-111, (ScitePress) (2014)
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2013
- Th. Hilaire, B. Lopez : “Reliable implementation of linear filters with fixed-point arithmetic”, Signal Processing Systems (SiPS), Taipei, Taiwan, Province of China, pp. 401-406 (2013)
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2012
- B. Lopez, Th. Hilaire, L.‑S. Didier : “Sum-of-products Evaluation Schemes with Fixed-Point arithmetic, and their application to IIR filter implementation”, Conference on Design and Architectures for Signal and Image Processing (DASIP), Karlsruhe, Germany (2012)
- A. Chapoutot, Th. Hilaire, Ph. Chevrel : “Interval-based Robustness of Linear Parametrized Filters”, SCAN'12 - 15th GAMM-IMACS International Symposium on Scientific Computing, Computer Arithmetic and Verified Numerical Computations, Novosibirsk, Russian Federation, pp. cf. cdrom (2012)
- Th. Hilaire, Ph. Chevrel : “Réalisations optimales pour l’implantation de systèmes LTI paramétrés”, Septième Conférence Internationale Francophone d’Automatique, Grenoble, France (2012)
- D. Ménard, R. Rocher, O. Sentieys, N. Simon, L.‑S. Didier, Th. Hilaire, B. Lopez, E. Goubault, S. Putot, F. Vedrine, M. Najahi, G. Revy, L. Fangain, Ch. Samoyeau, F. Lemonnier, Ch. Clienti : “Design of Fixed-Point Embedded Systems (defis) French ANR Project”, DASIP: Design and Architectures for Signal and Image Processing, Karlsruhe, Germany, pp. 365-366 (2012)
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2011
- J.‑C. Bajard, L.‑S. Didier, Th. Hilaire : “Rho-Direct Form transposed and Residue Number Systems for Filter implementations”, IEEE 54th International Midwest Symposium on Circuits and Systems (MWSCAS), Seoul, Korea, Republic of, pp. 1-4, (IEEE) (2011)
- Y. Feng, Ph. Chevrel, Th. Hilaire : “Generalised modal realisation as a practical and efficient tool for FWL implementation”, International Journal of Control, vol. 84 (1), pp. 66-77, (Taylor & Francis) (2011)
- Th. Hilaire : “Towards Tools and Methodology for the Fixed-Point Implementation of Linear Filters”, IEEE Digital Signal Processing workshop (DSP'11), Sedona, United States, pp. 488-493, (IEEE) (2011)
- Th. Hilaire, Ph. Chevrel : “Sensitivity-based Pole and Input-Output Errors of Linear Filters as Indicators of the Implementation Deterioration in Fixed-Point Context”, EURASIP Journal on Advances in Signal Processing, vol. special issue on Quantization of VLSI Digital Signal Processing Systems, pp. 893760, (SpringerOpen) (2011)
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2010
- C. Reyes, Th. Hilaire, S. Paul, Ch. Mecklenbräuker : “Evaluation of the Root Mean Square Error Performance of the PAST-Consensus Algorithm”, 2010 International ITG Workshop on Smart Antennas (WSA), Brême, Germany, pp. 156-160, (IEEE) (2010)
- Th. Hilaire, Ph. Chevrel, James F. Whidborne : “Finite Wordlength Controller Realizations using the Specialized Implicit Form”, International Journal of Control, vol. 83 (2), pp. 330-346, (Taylor & Francis) (2010)
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2009
- C. Reyes, Th. Hilaire, Ch. Mecklenbräuker : “Distributed Projection Approximation Subspace Tracking based on Consensus Propagation”, 3rd International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP'09), Aruba, , pp. 340-343, (IEEE) (2009)
- Th. Hilaire : “On the Transfer Function Error of State-Space Filters in Fixed-Point Context”, IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 56 (12), pp. 936-940, (Institute of Electrical and Electronics Engineers) (2009)
- Y. Feng, Ph. Chevrel, Th. Hilaire : “A practical strategy of an efficient and simple FWL implementation of LTI filters”, Proceedings of the European Control Conference, ECC'09, Budapest, Hungary, pp. 1383-1388 (2009)
- Th. Hilaire : “Low Parametric Sensitivity Realizations with relaxed L2-dynamic-range-scaling constraints”, 16 pages (2009)
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2008
- Th. Hilaire, D. Ménard, O. Sentieys : “Bit Accurate Roundoff Noise Analysis of Fixed-point Linear Controllers”, Computer-Aided Control Systems, 2008. CACSD 2008. IEEE International Conference on, San Antonio, TX, United States (2008)
- Th. Hilaire, Ph. Chevrel, J. Whidborne : “Finite Wordlength Controller Realizations using the Specialized Implicit Form”, (2008)
- Th. Hilaire, Ph. Chevrel, J. Whidborne : “Finite Wordlength Controller Realizations using the Specialized Implicit Form”, 41 pages (2008)
- Th. Hilaire, Ph. Chevrel : “On the compact formulation of the derivation of a transfer matrix with respect to another matrix”, (2008)
- Th. Hilaire, Ph. Chevrel : “On the compact formulation of the derivation of a transfer matrix with respect to another matrix”, 13 pages (2008)
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2007
- Th. Hilaire, D. Ménard, O. Sentieys : “Roundoff Noise Analysis of Finite Wordlength Realizations with the Implicit State-Space Framework”, 15th European Signal Processing Conference (EUSIPCO'07), Poznan, Poland (2007)
- Th. Hilaire, Ph. Chevrel, J.P. Clauzel : “Low parametric sensitivity realization design for FWL implementation of mimo controllers: theory and application to the active control of vehicle longitudinal oscillations”, International Journal of Tomography & Statistics, Special Issue on Control Applications of Optimisation : applications of optimal control, robust control and stabilization, applications in industry, vol. 6, pp. 128-133 (2007)
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2006
- Th. Hilaire, Ph. Chevrel, J.P. Clauzel : “Pole Sensitivity Stability Related Measure of FWL Realization with the Implicit State-Space Formalism”, 5th IFAC Symposium on Robust Control Design, vol. 39 (9), Toulouse, France, pp. 399-404 (2006)
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2005
- Th. Hilaire, Ph. Chevrel, Y. Trinquet : “Designing Low Parametric Sensitivity FWL Realizations of LTI Controllers/Filters within the Implicit State-Space Framework”, Proceedings of the 44th IEEE Conference on Decision and Control, Séville, Spain (2005)